{"title":"Johnson 2-Stroke 20-35HP Outboard Engine Parts","description":"\u003csection id=\"hero\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003cp\u003eThis page is for Johnson 2-Stroke 20-35HP outboard engines. Use it to locate compatible parts and service information, including maintenance tips, common replacement items, and troubleshooting guidance. You can also browse the main Johnson\/Evinrude collection. Scroll to the bottom of this page to start browsing parts for this engine, and on the collection page use the “Filter \u0026amp; Sort” controls to narrow results by horsepower, year range, and part category.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\" style=\"display:inline-block;padding:10px 16px;background:#0b5cab;color:#fff;text-decoration:none;border-radius:4px;\"\u003eBrowse All Johnson\/Evinrude Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 20–35HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eFind the nameplate\/serial plate on the transom clamp bracket or the swivel bracket. Record the full model number and serial (VIN) number.\u003c\/li\u003e\n    \u003cli\u003eModel code and suffix letters indicate features such as shaft length (S\/L\/XL), electric start (E), tiller\/remote, and production year. Match these when ordering parts.\u003c\/li\u003e\n    \u003cli\u003ePlatform cues: 2‑cylinder crossflow models are compact twins; late 1990s units may be 3‑cylinder loopcharged. Cylinder count often appears on decals or in the model listing.\u003c\/li\u003e\n    \u003cli\u003e2‑Stroke fuel system: Many small models use 50:1 premix; some later units may have oil injection. Verify whether an oil tank and VRO\/oil pump are fitted before servicing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"platforms\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n\n  \u003ch3\u003e2‑Cylinder Crossflow (approx. 20–35HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInline‑2, carbureted 2‑Stroke, crossflow scavenging\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e20, 25, 30, 35HP 2‑cylinder Johnson models (1980s–2000s era)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eLight weight, simple carb service, strong holeshot for small boats\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump and seal kits are specific to the 2‑cyl lower unit. Verify shaft length and start\/control options when selecting parts.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003e3‑Cylinder Loopcharged (approx. 25–35HP, select late‑1990s models)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInline‑3, carbureted 2‑Stroke, loopcharged scavenging\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSelect 25–35HP 3‑cyl Johnson variants from the late 1990s to early 2000s\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSmooth operation for displacement, good mid‑range torque\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump kits and some gaskets differ from the 2‑cyl platform; confirm by model number and year range.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"service-kits\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for typical use. Always follow the official Johnson\/Evinrude service manual for your exact model and operating conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGear oil (lower unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect for water\/metal; replace drain\/vent screw gaskets; service if contamination is found\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-lower-unit-seal-kits\"\u003eJohnson\/Evinrude\/OMC Lower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect 50 hours; replace 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eUse correct heat range and gap; replace if fouled, worn, or corroded\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eFuel filter \/ inline filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery 100 hours or seasonally\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eReplace sooner if debris or phase‑separated fuel is suspected\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump impeller \/ kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEvery 2–3 seasons (or 200 hours); annually in sandy\/silty use\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eEssential for proper cooling; verify 2‑cyl vs 3‑cyl kit before ordering\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-water-pump-repair-kits\"\u003eJohnson\/Evinrude\/OMC Water Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAnodes (sacrificial)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect every 50 hours; replace when 50% consumed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eUse correct material for your water (aluminum, zinc, or magnesium)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-anodes\"\u003eJohnson\/Evinrude\/OMC Anodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePremix or oil‑injection check (2‑Stroke)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eAt every service\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfirm 50:1 premix if applicable; if oil‑injected, inspect tank, lines, and pump operation\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\"\u003eJohnson\/Evinrude\/OMC Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service: \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-service-maintenance-kits\"\u003eJohnson\/Evinrude\/OMC Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System: \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-water-pump-repair-kits\"\u003eWater Pump Repair Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eLower Unit Seals \u0026amp; Hardware: \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System: \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropellers: \u003ca href=\"https:\/\/seasierra.com\/collections\/propellers\"\u003eBoat Propellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection: \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-anodes\"\u003eAnodes\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWeak tell‑tale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eInspect intake screens for blockage; verify impeller condition; check thermostat operation\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eWater pump kit, wear plate\/gaskets, thermostat\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eCheck prop for damage\/cavitation; examine spark plugs; replace\/clamp fuel filter and lines; verify throttle\/timing linkage\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePropeller, spark plugs, fuel filter, carb gaskets\/cleaning\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eHard starting or rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003ePrime fuel system; verify choke\/primer solenoid; clean carburetor jets; check for air leaks at fittings\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eFuel filter, primer bulb\/lines, carb gasket kit, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eExcessive smoke (2‑Stroke)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eConfirm correct fuel\/oil ratio; verify thermostat isn’t stuck open (engine running too cool)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eSpark plugs, thermostat, fuel\/oil system inspection\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eDrain and inspect oil; check prop shaft for fishing line; pressure test for leaking seals\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;border-bottom:1px solid #eee;\"\u003eLower unit seal kit, prop shaft seals, carrier seals\/bearings\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between 2‑cylinder crossflow and 3‑cylinder loopcharged models?\u003c\/summary\u003e\n    \u003cp\u003eSome hardware overlaps, but many items—especially water pump kits, gaskets, and ignition\/fuel components—are platform and year specific. Always confirm with the exact model number and serial.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the impeller?\u003c\/summary\u003e\n    \u003cp\u003eFor typical use, every 2–3 seasons. If you boat in sandy\/silty water or notice a weak tell‑tale stream, replace sooner. Always inspect the wear plate and housing during the job.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should the lower unit gear oil be changed?\u003c\/summary\u003e\n    \u003cp\u003eChange every 100 hours or at least annually. If the oil appears milky or metallic, pressure‑test the gearcase and service seals before further operation.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003eProvide the full model number, serial, approximate year, shaft length, starting method (manual\/electric), and any distinguishing features (2‑cyl vs 3‑cyl). Photos of the nameplate and the part being replaced are very helpful.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"max-width:900px;margin:0 auto;padding:16px;\"\u003e\n  \u003cp\u003eReady to find parts by horsepower, year, and model? Browse our main Johnson\/Evinrude outboard collection.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\" style=\"display:inline-block;padding:10px 16px;background:#0b5cab;color:#fff;text-decoration:none;border-radius:4px;\"\u003eShop Johnson\/Evinrude Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px;color:#555;\"\u003eIf you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"water-pump-impeller-fits-johnson-evinrude-omc-20-35-hp-mercury-20-hp-replaces-388702-395265-47-89982","title":"Water Pump Impeller – Fits Johnson\/Evinrude\/OMC 20–35 HP Outboards (Replaces 388702, 395265)","description":"\u003csection\u003e\n\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003ewater pump impeller\u003c\/strong\u003e is designed as a replacement for selected Johnson\/Evinrude\/OMC 2-stroke outboards in the 20–35 HP range. It helps circulate raw water through the cooling system and maintain proper engine operating temperature.\u003c\/p\u003e\n\u003cp\u003eThe documented replacement references for this product are Johnson\/Evinrude\/OMC part numbers \u003cstrong\u003e388702\u003c\/strong\u003e and \u003cstrong\u003e395265\u003c\/strong\u003e. Confirm the exact engine model, year, serial number, and original impeller number before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement water pump impeller for selected Johnson\/Evinrude\/OMC outboards.\u003c\/li\u003e\n  \u003cli\u003eDesigned for the listed applications where the original part number matches.\u003c\/li\u003e\n  \u003cli\u003eSupports proper raw-water circulation through the outboard cooling system.\u003c\/li\u003e\n  \u003cli\u003eAftermarket replacement component; not manufactured by Johnson, Evinrude, or OMC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse the following documented references when comparing your existing impeller or service-manual information.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eUse\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e388702\u003c\/td\u003e\n        \u003ctd\u003eReplacement reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e395265\u003c\/td\u003e\n        \u003ctd\u003eReplacement reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis impeller is associated with selected Johnson\/Evinrude\/OMC 2-stroke outboards rated from 20 HP through 35 HP. Because compatibility can vary by model family and production range, horsepower alone is not sufficient for final identification.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYear \/ Serial Condition\u003c\/th\u003e\n        \u003cth\u003eReplacement Reference\u003c\/th\u003e\n        \u003cth\u003eFitment Note\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e20\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVaries by model\u003c\/td\u003e\n        \u003ctd\u003e388702, 395265\u003c\/td\u003e\n        \u003ctd\u003eVerify the complete model number and original part number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e25\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVaries by model\u003c\/td\u003e\n        \u003ctd\u003e388702, 395265\u003c\/td\u003e\n        \u003ctd\u003eVerify the complete model number and original part number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e28\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVaries by model\u003c\/td\u003e\n        \u003ctd\u003e388702, 395265\u003c\/td\u003e\n        \u003ctd\u003eVerify the complete model number and original part number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e30\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVaries by model\u003c\/td\u003e\n        \u003ctd\u003e388702, 395265\u003c\/td\u003e\n        \u003ctd\u003eVerify the complete model number and original part number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e35\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVaries by model\u003c\/td\u003e\n        \u003ctd\u003e388702, 395265\u003c\/td\u003e\n        \u003ctd\u003eVerify the complete model number and original part number.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The available product record confirms the Johnson\/Evinrude\/OMC 20–35 HP application and the 388702 and 395265 replacement references, but it does not provide a complete model-year or serial-number list. Do not rely on horsepower alone when confirming fitment.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n  \u003cdd\u003eWater pump impeller\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eSelected Johnson\/Evinrude\/OMC 2-stroke outboards\u003c\/dd\u003e\n  \u003cdt\u003eRated Horsepower Range\u003c\/dt\u003e\n  \u003cdd\u003e20–35 HP, subject to exact model verification\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n  \u003cdd\u003eReplacement component installed inside the outboard water pump housing\u003c\/dd\u003e\n  \u003cdt\u003eCooling System\u003c\/dt\u003e\n  \u003cdd\u003eRaw-water cooling\u003c\/dd\u003e\n  \u003cdt\u003eReplacement References\u003c\/dt\u003e\n  \u003cdd\u003e388702 and 395265\u003c\/dd\u003e\n  \u003cdt\u003eConstruction\u003c\/dt\u003e\n  \u003cdd\u003eFlexible impeller material with an integrated drive hub\u003c\/dd\u003e\n  \u003cdt\u003eBrand Status\u003c\/dt\u003e\n  \u003cdd\u003eAftermarket replacement; not an OEM component\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Water pump impeller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo housing, wear plate, gasket, key, or complete water pump repair kit is included unless separately stated in the order details.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and follow the engine manufacturer's safety procedures.\u003c\/li\u003e\n  \u003cli\u003ePlace the outboard gear selector in the neutral position and support the lower unit securely.\u003c\/li\u003e\n  \u003cli\u003eRemove the lower unit according to the service manual for your exact engine.\u003c\/li\u003e\n  \u003cli\u003eRemove the water pump housing and take out the old impeller.\u003c\/li\u003e\n  \u003cli\u003eClean debris from the pump housing and inspect the housing, wear plate, key, and seals for damage or excessive wear.\u003c\/li\u003e\n  \u003cli\u003eInstall the replacement impeller with the drive key or pin correctly positioned.\u003c\/li\u003e\n  \u003cli\u003eUse a suitable water-pump lubricant or clean soapy water during assembly as specified by the service manual. Do not run the impeller dry.\u003c\/li\u003e\n  \u003cli\u003eReinstall the pump housing and lower unit, ensuring that the driveshaft, shift shaft, and water tube are correctly aligned.\u003c\/li\u003e\n  \u003cli\u003eRun the engine only with an appropriate water supply and confirm a strong cooling-water discharge before normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if this impeller is the right one for my motor?\u003c\/summary\u003e\n  \u003cp\u003eCompare your complete engine model, horsepower, year, and serial information with the service manual or parts catalog. Also compare the original impeller's part number with 388702 or 395265. Horsepower by itself does not confirm fitment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat are the signs of a failing water pump impeller?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include weak or absent water flow from the telltale, an overheating warning, rising engine temperature, or visible deterioration of the old impeller. Shut down the engine if it overheats and inspect the cooling system.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should I replace the impeller?\u003c\/summary\u003e\n  \u003cp\u003eReplacement intervals depend on operating hours, storage conditions, and exposure to sand, silt, or salt water. Inspect the impeller during scheduled water-pump service and replace it whenever the vanes are cracked, permanently bent, brittle, or worn.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I replace only the impeller?\u003c\/summary\u003e\n  \u003cp\u003eOften yes, if the pump housing, wear plate, seals, and drive key are in good condition. Replace damaged or worn related parts at the same time to restore proper water-pump performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eAre 388702 and 395265 OEM numbers?\u003c\/summary\u003e\n  \u003cp\u003eThey are Johnson\/Evinrude\/OMC replacement references associated with this application. This listing is for an aftermarket replacement impeller, not a genuine OEM component.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs special lubricant needed during installation?\u003c\/summary\u003e\n  \u003cp\u003eFollow the service manual for your engine. A suitable water-pump lubricant or clean soapy water may be used during assembly to prevent dry starting. Do not use a lubricant that can damage the impeller material, and never operate the pump without water.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n  \u003cp\u003eNo. This is an aftermarket replacement intended to match the listed application and replacement references.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes this include a complete water pump kit?\u003c\/summary\u003e\n  \u003cp\u003eNo. The package contains one water pump impeller only. A housing, wear plate, gasket, key, or other repair-kit components are not included unless specifically listed with the order.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm the complete engine model, year, serial information, and original part number before ordering.\u003c\/li\u003e\n  \u003cli\u003eDo not rely on horsepower alone to determine compatibility.\u003c\/li\u003e\n  \u003cli\u003eInspect the water-pump housing and related components during installation.\u003c\/li\u003e\n  \u003cli\u003eNever operate the outboard without an adequate water supply.\u003c\/li\u003e\n  \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended when lower-unit service is unfamiliar.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Practical replacement components for common outboard maintenance and repair needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Information\u003c\/strong\u003e — Product references and fitment guidance are provided to help customers verify the correct part.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomer Support\u003c\/strong\u003e — When in doubt, provide the complete engine model and original part number before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723792257339,"sku":"17IO002K","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_for_Johnson_Evinrude_20_25_28_30_35_HP_388702_-_JLM_MARINE-8288433.jpg?v=1763031911"},{"product_id":"water-pump-impeller-kit-fits-johnson-evinrude-20-35-hp-replaces-393630","title":"Water Pump Service Kit with Housing – Johnson\/Evinrude 20–35 HP 2-Stroke, Replaces 393630","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003csection\u003e\n    \u003ch2\u003eProduct Details\u003c\/h2\u003e\n    \u003cp\u003eThis aftermarket \u003cstrong\u003ewater pump service kit with housing\u003c\/strong\u003e is designed for selected Johnson\/Evinrude 20–35 HP two-stroke outboard engines. It is intended for servicing the complete water pump assembly on applicable two-cylinder crossflow engines with through-propeller exhaust and a one-piece gearcase.\u003c\/p\u003e\n    \u003cp\u003eThe kit replaces Johnson\/Evinrude OEM reference \u003cstrong\u003e393630\u003c\/strong\u003e. It includes a replacement pump housing together with the water-pump service components required for the applicable installation. Confirm the engine model, year, gearcase configuration, and existing part number before ordering.\u003c\/p\u003e\n    \u003cul\u003e\n        \u003cli\u003eAftermarket replacement water pump service kit with housing.\u003c\/li\u003e\n        \u003cli\u003eFor applicable Johnson\/Evinrude two-stroke 20–35 HP outboards.\u003c\/li\u003e\n        \u003cli\u003eDesigned for the 20–35 HP two-cylinder crossflow application with through-propeller exhaust and one-piece gearcase.\u003c\/li\u003e\n        \u003cli\u003eUse the components appropriate to the specific engine variation during installation.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n    \u003cp\u003eThe following are manufacturer and aftermarket reference numbers associated with this application. Reference numbers are provided for identification and cross-checking only; they do not replace model-specific fitment verification.\u003c\/p\u003e\n    \u003cdiv class=\"ss-table-wrap\"\u003e\n        \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n            \u003cthead\u003e\n                \u003ctr\u003e\n                    \u003cth\u003eBrand\u003c\/th\u003e\n                    \u003cth\u003eReference Number\u003c\/th\u003e\n                    \u003cth\u003eReference Type\u003c\/th\u003e\n                \u003c\/tr\u003e\n            \u003c\/thead\u003e\n            \u003ctbody\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e0777803\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e0393509\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e0390344\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e0391636\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003e437909\u003c\/td\u003e\n                    \u003ctd\u003eOEM reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eSierra\u003c\/td\u003e\n                    \u003ctd\u003e18-3382\u003c\/td\u003e\n                    \u003ctd\u003eAftermarket reference; with housing\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eSierra\u003c\/td\u003e\n                    \u003ctd\u003e18-3381\u003c\/td\u003e\n                    \u003ctd\u003eAftermarket reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eGLM\u003c\/td\u003e\n                    \u003ctd\u003e12070\u003c\/td\u003e\n                    \u003ctd\u003eAftermarket reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eMallory Marine\u003c\/td\u003e\n                    \u003ctd\u003e9-48205, 9-48211\u003c\/td\u003e\n                    \u003ctd\u003eAftermarket references\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eSEI\u003c\/td\u003e\n                    \u003ctd\u003e96-362-01K\u003c\/td\u003e\n                    \u003ctd\u003eAftermarket reference\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n    \u003cp\u003eFitment applies to the listed Johnson\/Evinrude two-stroke applications when the engine also matches the specified cylinder, exhaust, and gearcase conditions.\u003c\/p\u003e\n    \u003cdiv class=\"ss-table-wrap\"\u003e\n        \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n            \u003cthead\u003e\n                \u003ctr\u003e\n                    \u003cth\u003eBrand\u003c\/th\u003e\n                    \u003cth\u003eApplication\u003c\/th\u003e\n                    \u003cth\u003eRated HP\u003c\/th\u003e\n                    \u003cth\u003eStroke\u003c\/th\u003e\n                    \u003cth\u003eYears\u003c\/th\u003e\n                    \u003cth\u003eEngine Conditions\u003c\/th\u003e\n                    \u003cth\u003eOEM Reference\u003c\/th\u003e\n                \u003c\/tr\u003e\n            \u003c\/thead\u003e\n            \u003ctbody\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e20\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1985 and later\u003c\/td\u003e\n                    \u003ctd\u003eApplicable two-cylinder crossflow configuration with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e25\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1985 and later\u003c\/td\u003e\n                    \u003ctd\u003eApplicable two-cylinder crossflow configuration with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eCommercial\u003c\/td\u003e\n                    \u003ctd\u003e25\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1998–2001\u003c\/td\u003e\n                    \u003ctd\u003eApplicable commercial model with matching water pump and one-piece gearcase configuration\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e30\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1980–1982\u003c\/td\u003e\n                    \u003ctd\u003eApplicable two-cylinder crossflow configuration with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e30\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1983 and later\u003c\/td\u003e\n                    \u003ctd\u003e2-cylinder models with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e35\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1980–1982\u003c\/td\u003e\n                    \u003ctd\u003eApplicable two-cylinder crossflow configuration with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                    \u003ctd\u003eVarious\u003c\/td\u003e\n                    \u003ctd\u003e35\u003c\/td\u003e\n                    \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                    \u003ctd\u003e1983 and later\u003c\/td\u003e\n                    \u003ctd\u003e2-cylinder models with through-propeller exhaust and one-piece gearcase\u003c\/td\u003e\n                    \u003ctd\u003e393630\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n    \u003cdl\u003e\n        \u003cdt\u003eProduct Type\u003c\/dt\u003e\n        \u003cdd\u003eWater pump service kit with housing\u003c\/dd\u003e\n        \u003cdt\u003eApplication\u003c\/dt\u003e\n        \u003cdd\u003eJohnson\/Evinrude 20–35 HP two-stroke outboard engines\u003c\/dd\u003e\n        \u003cdt\u003eEngine Configuration\u003c\/dt\u003e\n        \u003cdd\u003eApplicable two-cylinder crossflow engines with through-propeller exhaust and one-piece gearcase\u003c\/dd\u003e\n        \u003cdt\u003eHousing\u003c\/dt\u003e\n        \u003cdd\u003eReplacement water pump housing included\u003c\/dd\u003e\n        \u003cdt\u003eOEM Reference\u003c\/dt\u003e\n        \u003cdd\u003e393630\u003c\/dd\u003e\n        \u003cdt\u003eInstallation\u003c\/dt\u003e\n        \u003cdd\u003eDirect replacement service installation; verify the individual engine application before fitting\u003c\/dd\u003e\n    \u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n    \u003cp\u003eThis is a water pump service kit with housing. Package components are supplied for the applicable water pump service and may include the replacement housing, impeller, pump plate or wear plate, gaskets, seals, grommet, O-rings, key, and installation hardware required by the matching engine configuration.\u003c\/p\u003e\n    \u003cul\u003e\n        \u003cli\u003e1 x Replacement water pump housing\u003c\/li\u003e\n        \u003cli\u003e1 x Water pump impeller\u003c\/li\u003e\n        \u003cli\u003eWater pump plate or wear plate, as applicable to the engine configuration\u003c\/li\u003e\n        \u003cli\u003eMatching water pump gaskets and seals\u003c\/li\u003e\n        \u003cli\u003eApplicable grommet, O-rings, key, and installation hardware\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003eCompare the supplied components with the parts removed from your original assembly before installation. Do not combine components from a different water pump application.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n    \u003col\u003e\n        \u003cli\u003eDisconnect the battery and follow the outboard manufacturer’s safety procedures.\u003c\/li\u003e\n        \u003cli\u003eRemove the lower unit according to the service instructions for your exact engine model.\u003c\/li\u003e\n        \u003cli\u003eRemove the water pump cover or housing and inspect the driveshaft, keyway, pump plate, seals, and mating surfaces.\u003c\/li\u003e\n        \u003cli\u003eClean all mating surfaces and remove debris before installing replacement components.\u003c\/li\u003e\n        \u003cli\u003eInstall the replacement plate, gasket, impeller, key, housing, seals, and related hardware in the correct order for the engine configuration.\u003c\/li\u003e\n        \u003cli\u003eRotate the driveshaft in the correct direction while installing the housing over the impeller.\u003c\/li\u003e\n        \u003cli\u003eReinstall the lower unit, tighten fasteners to the manufacturer’s specified torque, and restore the gearcase lubricant if it was drained.\u003c\/li\u003e\n        \u003cli\u003eRun the engine using the correct water supply procedure and confirm a steady cooling-water telltale stream before normal operation.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eHow do I confirm fitment?\u003c\/summary\u003e\n        \u003cp\u003eCheck the engine brand, exact model number, year, horsepower, stroke, cylinder count, exhaust arrangement, and gearcase type. This kit is for the listed Johnson\/Evinrude 20–35 HP two-stroke applications using the matching through-propeller-exhaust and one-piece-gearcase configuration. Also compare the original water pump reference with 393630.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eDoes this kit include a housing?\u003c\/summary\u003e\n        \u003cp\u003eYes. This listing is for the water pump service kit with housing. Do not substitute a without-housing service kit when your repair requires the housing included in this listing.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eWhat are the signs of a failing water pump impeller?\u003c\/summary\u003e\n        \u003cp\u003eCommon signs include a weak or missing telltale stream, overheating, steam, or an impeller that is cracked, brittle, deformed, or worn. Inspect the complete pump assembly whenever cooling performance is reduced.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eHow often should the impeller be replaced?\u003c\/summary\u003e\n        \u003cp\u003eReplacement intervals depend on operating hours, storage conditions, and water quality. Inspect the impeller during routine service and replace it whenever wear, cracking, hardening, deformation, or damage is found.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eCan I install this kit myself?\u003c\/summary\u003e\n        \u003cp\u003eInstallation requires removal of the lower unit and correct water pump alignment. Owners with suitable mechanical experience and the correct service information may perform the work; professional installation is recommended if you are not familiar with outboard lower-unit service.\u003c\/p\u003e\n    \u003c\/details\u003e\n    \u003cdetails\u003e\n        \u003csummary\u003eIs this an OEM part?\u003c\/summary\u003e\n        \u003cp\u003eNo. This is an aftermarket replacement kit. Johnson\/Evinrude and the other brand names and reference numbers are used only to identify the intended application and compatibility references.\u003c\/p\u003e\n    \u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003eVerify the complete engine application before ordering, including model, year, horsepower, stroke, cylinder count, exhaust arrangement, and gearcase type.\u003c\/li\u003e\n        \u003cli\u003eCompare the original water pump assembly and reference number with the listed application.\u003c\/li\u003e\n        \u003cli\u003eDo not operate an outboard with insufficient cooling-water flow.\u003c\/li\u003e\n        \u003cli\u003eFollow the engine manufacturer’s service, torque, lubrication, and testing procedures.\u003c\/li\u003e\n        \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n    \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eMarine Replacement Parts\u003c\/strong\u003e — Replacement components for practical outboard maintenance and repair.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Listings\u003c\/strong\u003e — Product references and fitment details are provided to support accurate part selection.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eService Support\u003c\/strong\u003e — Verify your engine information and original component before installation.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723798188347,"sku":"19KO002","price":36.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_kit_for_Johnson_Evinrude_20_25_30_35_HP__393630_-_JLM_MARINE-8288127.jpg?v=1763032055"}],"url":"https:\/\/seasierra.com\/collections\/johnson-2-stroke-20-35hp-outboard-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}